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authorbors <bors@rust-lang.org>2015-09-20 18:04:52 +0000
committerbors <bors@rust-lang.org>2015-09-20 18:04:52 +0000
commit6602b2f1c777e6e563a7bcc920bbd1ee1c4f7eab (patch)
tree4a102c07089b755c16dfc455a016340612e46a3b
parentf5a64a678f7e5942b42781573683640952498b28 (diff)
parent049d76bdd2ac7b3e65dc70b91e3b1e95e1a12d43 (diff)
Auto merge of #28501 - semarie:stdcpp-path, r=alexcrichton
By default, the linker in use under OpenBSD is the linker of base, which
don't include /usr/local/lib where libstdc++ of gcc-4.9 lives. We need
to add this directory to linker-path-search (using -L).

Search the path of libstdc++.a, which is a known name (libstdc++.so has
SO_VERSION) in the same directory.

r? @alexcrichton 

this commit needs #28495 to be commited first. It should be the last piece for building rustc under OpenBSD from scratch.
-rw-r--r--mk/platform.mk8
1 files changed, 8 insertions, 0 deletions
diff --git a/mk/platform.mk b/mk/platform.mk
index fcb6a5b50d3..856a22dc606 100644
--- a/mk/platform.mk
+++ b/mk/platform.mk
@@ -208,6 +208,14 @@ define CFG_MAKE_TOOLCHAIN
 
   ifeq ($$(findstring $(HOST_$(1)),arm aarch64 mips mipsel powerpc),)
 
+  # On OpenBSD, we need to pass the path of libstdc++.so to the linker
+  # (use path of libstdc++.a which is a known name for the same path)
+  ifeq ($(OSTYPE_$(1)),unknown-openbsd)
+    RUSTC_FLAGS_$(1)=-L "$$(dir $$(shell $$(CC_$(1)) $$(CFG_GCCISH_CFLAGS_$(1)) \
+        -print-file-name=lib$(CFG_STDCPP_NAME).a))" \
+        $(RUSTC_FLAGS_$(1))
+  endif
+
   # On Bitrig, we need the relocation model to be PIC for everything
   ifeq (,$(filter $(OSTYPE_$(1)),bitrig))
     LLVM_MC_RELOCATION_MODEL="pic"